Finding the Fourth Proportional to 3,721,057.37, 5,573,448.35 and 2,638,287.84
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Solution
The fourth proportional to 3,721,057.37, 5,573,448.35 and 2,638,287.84 is: 3,951,662.00
Step by Step Solution
- Step 1: Write the proportion equation
3,721,057.37 : 5,573,448.35 = 2,638,287.84 : x - Step 2: Convert to fraction form
3,721,057.37/5,573,448.35 = 2,638,287.84/x - Step 3: Cross multiply
3,721,057.37x = 5,573,448.35 × 2,638,287.84 - Step 4: Simplify right side
3,721,057.37x = 14,704,361,008,673.06 - Step 5: Solve for x
x = 14,704,361,008,673.06/3,721,057.37 - Step 6: Final answer
x = 3,951,662.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.